Home / 57,912,190.40-86,934,640.80-33,991,140.80

Finding the Fourth Proportional to 57,912,190.40, 86,934,640.80 and 33,991,140.80

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Solution

The fourth proportional to 57,912,190.40, 86,934,640.80 and 33,991,140.80 is: 51,025,657.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,912,190.40 : 86,934,640.80 = 33,991,140.80 : x
  2. Step 2: Convert to fraction form
    57,912,190.40/86,934,640.80 = 33,991,140.80/x
  3. Step 3: Cross multiply
    57,912,190.40x = 86,934,640.80 × 33,991,140.80
  4. Step 4: Simplify right side
    57,912,190.40x = 2,955,007,615,830,224.50
  5. Step 5: Solve for x
    x = 2,955,007,615,830,224.50/57,912,190.40
  6. Step 6: Final answer
    x = 51,025,657.90

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.